From Alex Kurtzman, Roberto Orci and Jeff Kline comes an amazing new tale of Optimus Prime and his valiant Autobots in their fight against Megatron and his villainous Decepticons. Optimus Prime, Bumblebee, Arcee, Ratchet and Bulkhead are back to "roll out" against Megatron's latest attempt to conquer Earth. And Megatron proves to be more powerful than ever, having acquired a rare element that allows him mastery over life itself. The Autobots may be few against the Decepticon horde, but they find increased strength through bonds forged with three human friends.